's attorney says his online use blames a sick fantasy, not a murder plot. who can blame you, says the defense attorneys, it is the stuff of horror fiction, but like horror fiction, it is not true. >> have you heard him talk about anything like this? >> nope. >> reporter: there's never been any sort of discussion about cannibalism? >> never. >> and a forensic psychologist said this is possible that this was all fantasy. >> typically, the individuals i have encountered that have actually engaged in serial murders or engaged in cannibalism, don't really write about it. >> reporter: but prosecutors say valle was ready to act. in evidence, this conversation with a coconspirator. how big is your oven? valle says, big enough to fit in one of these girls if i cut their legs. >> and the most serious is conspiracy to commit kidnapping which carries a sentence of a maximum of life in prison. the trial is expected to last about two weeks. >>> wjz is following a developing story from north baltimore. more than a dozen hopkins employees are hospitalized.